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<title>GrADS Utilities: gxtran</title>
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<h2><a name="gxtran">gxtran</a></h2>

<code>gxtran [ -<i>airg &lt;infile&gt;</i> ]</code>

<p>
This utility is used to display GrADS meta files containing
single frames or animations (multi frames). 

<p>
The options are:
<ul>
<code>-i <i>fname</i>&nbsp;&nbsp;&nbsp;&nbsp</code>
identifies input GrADS metacode file <br>
<code>-a &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp</code>
animates the frames without user hitting return in the command window<br>
<code>-r &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp</code>
reverses background/foreground colors<br>
<code>-g <i>geom</i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp</code>
sets the geometry of the X window as in any other X
application. <br>
<code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code>
<code><i>geom</i></code> has the form WWWxHHH+X+Y, giving a display window<br>
<code>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code>
WWW pixels wide and HHH pixels tall starting at point X,Y on the screen.<br>
</ul>

<p>
<b>Usage Notes</b> 
<p>
Without any options, <code>gxtran</code> prompts the user for the name
of the GrADS meta file. To quit </code>gxtran</code>, hit
return in the command window.

<p> 
<b>Examples</b>
<p>
<code>gxtran -a -g 800x600+0 -i mytest.mf</code>

<p>
This command would open a window of size 800x600 starting at the upper
left corner of the screen and animate all frames (plots) in the file
<code>mytest.mf</code>.

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